/// <summary>
/// Receives the client's choice
/// and retrieves the product's price.
/// </summary>
/// <returns>Price of selected product.</returns>
/// <exception cref="VendingMachine.Exceptions.SoldOutException">Thrown when product is sold out.</exception>
/// <param name="i_VendingMachine">Vending machine instance.</param>
/// <param name="i_Product">Selected product.</param>
private static int selectProductAndGetPrice(NewVendingMachine i_VendingMachine, eProduct i_Product)
{
bool isAvailable = true;
do
{
try
{
if (i_VendingMachine.ProductInventory.getQuantity(i_Product) > 0)
{
i_VendingMachine.CurrentProduct = i_Product;
}
else
{
isAvailable = false;
throw new SoldOutException();
}
}
catch (SoldOutException SoldOut)
{
UIInterface.PrintToCMD(SoldOut.Message);
}
}while (!isAvailable);
return((int)i_Product);
}
private static void invalidMessage()
{
string message = string.Format(
@"Invalid Input!{0}",
Environment.NewLine);
UIInterface.PrintToCMD(message);
}
/// <summary>
/// Prompts the client to enter specific amount of money.
/// </summary>
/// <param name="i_Amount">Amount to pay by the client.</param>
private static void enterAmountMessage(int i_Amount)
{
string message = string.Format(
@"Please enter {1} Shekels:{0} ",
Environment.NewLine,
i_Amount);
UIInterface.PrintToCMD(message);
}
/// <summary>
/// Prompts the client of the amount left to pay.
/// </summary>
/// <param name="i_AmountLeft">Amount left to pay by the client.</param>
private static void showAmountLeft(int i_AmountLeft)
{
string message = string.Format(
@"You need {0} more shekels to complete the purchase{1}",
i_AmountLeft,
Environment.NewLine);
UIInterface.PrintToCMD(message);
}
/// <summary>
/// Prompts the client to enter a coin.
/// </summary>
/// <returns>String representation of the client's coin.</returns>
private static string getCoinFromUser()
{
string coinFromClient = string.Empty;
string message = string.Format(
@"Please enter coin:{0}",
Environment.NewLine);
UIInterface.PrintToCMD(message);
coinFromClient = UIInterface.GetInputFromUser();
return(coinFromClient);
}
/// <summary>
/// Prompts the client to confirm the purchase or get a refund.
/// </summary>
/// <returns>Correlating int input.</returns>
private static int clientConfirmPurchaseOrRefund()
{
string userInput;
string message = string.Format(
@"Choose 'Confirm' to complete the purchase or 'Refund' to cancel:{0}
1. Confirm{0}
2. Refund{0}",
Environment.NewLine);
UIInterface.PrintToCMD(message);
userInput = UIInterface.GetInputFromUser();
return(int.Parse(userInput));
}
private static void showMessage(string i_message)
{
UIInterface.PrintToCMD(i_message);
}
